It may not have the cachet of the heart or brain, but the vagus nerve is a major player in keeping us healthy. When it misfires we can suffer from everything from obesity to mood disorder. Here’s some simple things you can do to keep the vagus nerve in good form.

A newbie to cryotherapy went in nervous but came out feeling the benefits of having what amounts to a giant ice cube applied to her body for three minutes; the procedure reset her systems much like working in safe mode to fix a computer.